<map name="map2" id="map2">
<area shape="rect" coords="0,0,90,30"  href="<?php echo Yii::app()->createUrl('/');?>?lang=cn" target="_self">
<area shape="rect" coords="90,0,180,30"  href="<?php echo Yii::app()->createUrl('/');?>?lang=en" target="_self">
</map>